ic42s32200 ETC-unknow, ic42s32200 Datasheet - Page 40

• Manufacturer Part Number: ic42s32200
• Description: 512k X 32 Bit X 4 Banks 64-mbit Sdram
• Manufacturer: ETC-unknow

IC42S32200
IC42S32200L
Figure 12.2.Random Row Write (Interleaving Banks)
(Burst Length=8,CAS#Latency=2)
40
BS0,1
CAS#
A0-A9
DQM
RAS#
WE#
CKE
CLK
CS#
A10
DQ
* t
High
Hi-Z
WR
Command
Activate
Bank A
RAx
RAx
T0 T 1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T 11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
> t
t
RCD
WR
t
CK2
Command
Bank A
Write
DAx0 DAx1 DAx2 DAx3 DAx4 DAx5 DAx6 DAx7 DBx0 DBx1
CAx
(min.)
Command
Activate
Bank B
RBx
RBx
Command
Bank B
t
WR*
Write
CBx
Precharge
Command
Bank A
t
DBx2 DBx3 DBx4 DBx5 DBx6
RP
Command
Activate
Bank A
RAy
RAy
DBx7
Integrated Circuit Solution Inc.
Command
Bank A
t
DAy0 DAy1 DAy2
Write
WR*
CAy
Precharge
Command
Bank B
DR036-0D 02/04/2005
DAy3
DAy4